/**
* Get the Item object referenced in the Cart->contents()
*
* Note the ShippingPackageItem may contain only a portion of the quantity of the referenced Item.
*
* @author John Dillick
* @since 1.2.2
*
* @return mixed boolean false if reference doesn't exist, else parent Item object
**/
public function parentItem()
{
if (false === $this->index) {
return false;
}
return shopp_cart_item($this->index);
}
/**
* Returns the number of addons added to the cartitem.
*
* @api
*
* @param $itemkey
* @return bool|int
*/
function shopp_cart_item_addons_count($itemkey)
{
if (false === $itemkey) {
shopp_debug(__FUNCTION__ . " failed: itemkey parameter required.");
return false;
}
if (!($item = shopp_cart_item($itemkey))) {
shopp_debug(__FUNCTION__ . " failed: no such item {$itemkey}");
return false;
}
if (false === ($addons = shopp_cart_item_addons($itemkey))) {
return false;
// Debug message will already have been generated in shopp_cart_item_addons()
}
return (int) count($addons);
}
/**
* Provides shippable items to shipping rate calculator modules
*
* @author Jonathan Davis
* @since 1.3
*
* @return void
**/
private function items()
{
foreach ($this->shippable as $id => $free) {
$CartItem = shopp_cart_item($id);
if (!$CartItem) {
continue;
}
$Item = new ShoppShippableItem($CartItem);
$this->item($Item);
do_action('shopp_calculate_item_shipping', $id, $Item);
}
}
